package com.greensock.easing {
	public class Quart {
		public static const power : uint = 3;

		public static function easeIn(t : Number, b : Number, c : Number, d : Number) : Number {
			return c * (t /= d) * t * t * t + b;
		}

		public static function easeOut(t : Number, b : Number, c : Number, d : Number) : Number {
			return -c * ((t = t / d - 1) * t * t * t - 1) + b;
		}

		public static function easeInOut(t : Number, b : Number, c : Number, d : Number) : Number {
			if ((t /= d * 0.5) < 1) return c * 0.5 * t * t * t * t + b;
			return -c * 0.5 * ((t -= 2) * t * t * t - 2) + b;
		}
	}
}